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For Insects, Spiders & Their Kin
For the United States & Canada
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Species Opisthius richardsoni

Opisthius richardsoni 2 - Opisthius richardsoni Opisthius richardsoni mating pair - Opisthius richardsoni - male - female B - Opisthius richardsoni river ground beetle - Opisthius richardsoni Opisthius richardsoni Opisthius - Opisthius richardsoni Elaphrus something? - Opisthius richardsoni Opisthius richardsoni (Kirby) - Opisthius richardsoni
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Carabidae (Ground Beetles)
Subfamily Nebriinae
Tribe Opisthiini
Genus Opisthius
Species richardsoni (Opisthius richardsoni)
Explanation of Names
Opisthius richardsoni Kirby 1837
w. NA (AK-CA east to NT-SK-NM)(1)
along stream margins on sandy-clay soil(2)
Internet References
Works Cited
1.Catalogue of the Geadephaga (Coleoptera: Trachypachidae, Rhysodidae, Carabidae including Cicindelini) of America north of Mexico
Y. Bousquet and A. Larochelle. 1993. Memoirs of the Entomological Society of Canada, 125: 1-397.
2.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
Arnett, R.H., Jr., and M. C. Thomas. (eds.). 2000. CRC Press LLC, Boca Raton, FL.